19472047

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 22763520

約数和(自身を除く): 3291473

約数列:

[1, 7, 103, 113, 239, 721, 791, 1673, 11639, 24617, 27007, 81473, 172319, 189049, 2781721, 19472047]

約数ペア:

[(1, 19472047), (7, 2781721), (103, 189049), (113, 172319), (239, 81473), (721, 27007), (791, 24617), (1673, 11639)]